city. >> a workplace shooting -- >> the gunman killed four people including the owner and then killed himself. >> although police are not certain, there are reports of firing. ♪ >> good afternoon. my name is dan gross, and it is myñ&r privilege to serve as the president of the brady center to prevent give gun violence. i very briefly want to welcome everybody here and thank our sponsors and especially thank you, justice stevens, for the extraordinary honor of your participation in this event. [applause] this issue through a personal experience. in february of 1997, my younger brother, matthew gross, was shot in a shooting that happened on the observation deck of the empire state building, and our dear friend also was killed in that tragedy. my brother survived, despite like a lot of our heros in this room. jim brady and considering what happened to him, he's doing remarkably well, but needless to say, it's changed his life and the lives of all of us who love him and care about him forever. in my case, when my brother was shot, i was a partner at a big advertising agency called jay